ESPN News Services Apr 26, 2026, 02:51 PM ET DORTMUND, Germany -- Mathis Albert became the youngest American to play in the Bundesliga when he made his debut for Borussia Dortmund on Sunday at the age of 16 years, 11 months and 5 days. Albert, who is from Greenville, South Carolina, went in at the 88th minute of Dortmund's 4-0 German league win over Freiburg. He beat the record set by Giovanni Reyna , also playing for Dortmund, on Jan. 18, 2020. Reyna was 17 years, 2 months and 5 days old at the time; the previous recordholder, Christian Pulisic , was 17 years, 4 months, 12 days old when he made his Bundesliga debut for Dortmund on Jan. 30, 2016. Albert joined Dortmund's academy from the LA Galaxy youth program in 2024 and was part of the U.S. team at last year's Under-17 World Cup. Dortmund's victory Sunday seals Champions League qualification for next season.…